The Collaborative International Dictionary
Acondylous
Aconddylose \A*cond"dy*lose`\, Acondylous \A*con"dy*lous\, a. [Gr. 'a priv. + ? joint.] (Nat. Hist.) Being without joints; jointless.
Wiktionary
acondylous
a. (context anatomy English) Without joints; jointless. alt. (context anatomy English) Without joints; jointless.